Pith Number

pith:74QAG3LF

pith:2017:74QAG3LFH4XOQGIOCS6PXADV23

not attested not anchored not stored refs pending

Optimum Search Schemes for Approximate String Matching Using Bidirectional FM-Index

Bahman Torkamandi, Christopher Pockrandt, Haochen Luo, Kiavash Kianfar, Knut Reinert

arxiv:1711.02035 v2 · 2017-11-06 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74QAG3LFH4XOQGIOCS6PXADV23}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:22:02.705774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff20036d653f2ee8190e14bcfb8075d6f91b02573d51a5c3d2aebe9c2e27e5e7

Aliases

arxiv: 1711.02035 · arxiv_version: 1711.02035v2 · doi: 10.48550/arxiv.1711.02035 · pith_short_12: 74QAG3LFH4XO · pith_short_16: 74QAG3LFH4XOQGIO · pith_short_8: 74QAG3LF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/74QAG3LFH4XOQGIOCS6PXADV23 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ff20036d653f2ee8190e14bcfb8075d6f91b02573d51a5c3d2aebe9c2e27e5e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19b387fe65f41d717333f1833edd62720d895779f7bdeb98803e07fb35a9d348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-11-06T17:41:38Z",
    "title_canon_sha256": "6e4323c83854fad98ea983ba17276ac210cbfb83cffb90bc693d149f8b2e4feb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02035",
    "kind": "arxiv",
    "version": 2
  }
}